{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Chemical"], "input": "Based on the results we propose that under the prevailing low nutrient condition inhabitant bacteria capable of using inorganic electron donors play a synergistic role wherein siderophores and phosphatase activities facilitate the release of sediment bound As ( 5 + ) , which is subsequently reduced by arsenate reductase resulting into the mobilization of As ( 3 + ) in groundwater ."}
{"Chemical": ["As ( 5 + )", "arsenate", "As ( 3 + )"]}